// Problem: 
// Contest: 
// URL: 
// Memory Limit: 
// Time Limit: 
// #pragma GCC optimize("Ofast")
// #pragma GCC optimize("unroll-loops")
// #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
#include<bits/stdc++.h>
using namespace std;
#define int long long
inline int read(){
	int s=0,w=1;
	char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')w=-1;ch=getchar();}
	while(ch>='0'&&ch<='9') s=s*10+ch-'0',ch=getchar();
	return s*w;
}
signed main()
{
	int t=1;
//	cin>>t;
	while(t--)
	{
		int n,c;
		cin>>n>>c;
		string s;
		cin>>s;
		vector<vector<int>> v(27);
		for(int i=0;i<n;i++)
		{
			v[s[i]-'a'+1].push_back(i);
		}
		for(int i=1;i<=c;i++)
		{
			char a,b;
			cin>>a>>b;
			vector<int> tmp;
			tmp=v[a-'a'+1];
			v[a-'a'+1]=v[b-'a'+1];
			v[b-'a'+1]=tmp;
		}
		for(int i=1;i<=26;i++)
		{
			for(int j=0;j<v[i].size();j++)
			{
				s[v[i][j]]=i-1+'a';
			}
		}
		cout<<s;
	}
	return 0;
}
